Content

Xx_Why

Today,I be free and at leisure,play with Xshell connect parrot,shit,not success!

Ax_Solve

one->start ssh service

service ssh start

two->close firewall

service iptables stop

chkconfig iptables off

Next,connect

Oh,my god,too fuck luck.

Bx_What is Gnuplot？

Gnuplot is a portable command-line driven graphing utility for Linux, OS/2, MS Windows, OSX, VMS, and many other platforms.

Cx_Tell the truth,I don't care,I neet to play it.

Above all install it\

apt install gnuplot

Configure environment variables

vi /etc/profile.d/gnuplot.sh
export GNUTERM=dumb
export GNUPLOT=/public/software/gnuplot
export PATH=/public/software/gnuplot/bin:$PATH
export MANPATH=/public/software/gnuplot/share/man/man1:$MANPATH
wq

Start up environment

source /etc/profile.d/gnuplot.sh

Test runing

gnuplot


yeah,success start

wow~
great!

What's fun

vi a.plt
set pm3d 
set view 0,0 
unset ztics 
set isosamples 200,200 
splot x**2+y**2 w pm3d
set term post color
set output ‘a.ps’
replot
wq
gnuplot
load 'a.plt'


vi b.plt
# set terminal pngcairo  transparent enhanced font "arial,10" fontscale 1.0 size 600, 400 
# set output 'surface2.1.png'
set bar 1.000000 front
set style circle radius graph 0.02, first 0.00000, 0.00000 
set style ellipse size graph 0.05, 0.03, first 0.00000 angle 0 units xy
set dummy u, v
set key bmargin center horizontal Right noreverse enhanced autotitle nobox
set style textbox transparent margins  1.0,  1.0 border
unset logscale
set parametric
set view 45, 50, 1, 1
set isosamples 50, 10
set hidden3d back offset 1 trianglepattern 3 undefined 1 altdiagonal bentover
set style data lines
set ztics  norangelimit -1.00000,0.25,1.00000
unset paxis 1 tics
unset paxis 2 tics
unset paxis 3 tics
unset paxis 4 tics
unset paxis 5 tics
unset paxis 6 tics
unset paxis 7 tics
set title "Parametric Sphere" 
set urange [ -1.57080 : 1.57080 ] noreverse nowriteback
set vrange [ 0.00000 : 6.28319 ] noreverse nowriteback
set paxis 1 range [ * : * ] noreverse nowriteback
set paxis 2 range [ * : * ] noreverse nowriteback
set paxis 3 range [ * : * ] noreverse nowriteback
set paxis 4 range [ * : * ] noreverse nowriteback
set paxis 5 range [ * : * ] noreverse nowriteback
set paxis 6 range [ * : * ] noreverse nowriteback
set paxis 7 range [ * : * ] noreverse nowriteback
set colorbox vertical origin screen 0.9, 0.2, 0 size screen 0.05, 0.6, 0 front  noinvert bdefault
splot cos(u)*cos(v),cos(u)*sin(v),sin(u)
wq
gnuplot
load 'b.plt'

Oh~,universe,This is UFO??miraculous

Now,We are Create one data text

vi data.txt
1990 33 45 18
1991 35 42 19
1992 34 44 14
1993 47 15 30
1994 41 14 32
1995 42 20 35

gnuplot
plot "data.txt" using 2 title "Red" with histograms, "" using 3 title "Green" with histograms, "" using 4 title "Blue" with histograms


# bar1
set style fill solid
set palette rgbformulae 7,5,15
plot "data.txt" using 2 title "A" w histograms palette frac 0.1, "" u 3 t "B" w histograms palette frac 0.5, "" u 4 t "C" w histograms palette frac 0.9
 
# bar3
set style fill solid
set palette rgbformulae 3,11,6
plot "data.txt" using 2 title "a" w histograms palette frac 0.1, "" u 3 t "b" w histograms palette frac 0.5, "" u 4 t "c" w histograms palette frac 0.9
 
# bar3
set style fill solid
set palette rgbformulae 33,13,10
plot "data.txt" using 2 title "a" w histograms palette frac 0.1, "" u 3 t "b" w histograms palette frac 0.5, "" u 4 t "c" w histograms palette frac 0.9




# display years
set style fill solid
set palette rgbformulae 7,5,15
plot "data.txt" using 2:xtic(1) title "A" w histograms palette frac 0.1, "" u 3 t "B" w histograms palette frac 0.5, "" u 4 t "C" w histograms palette frac 0.9

End——by enomothem